33053520491 has 2 divisors, whose sum is σ = 33053520492. Its totient is φ = 33053520490.

The previous prime is 33053520439. The next prime is 33053520557. The reversal of 33053520491 is 19402535033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33053520491 - 2¹⁰ = 33053519467 is a prime.

It is not a weakly prime, because it can be changed into another prime (33053520091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16526760245 + 16526760246.

It is an arithmetic number, because the mean of its divisors is an integer number (16526760246).

Almost surely, 2^33053520491 is an apocalyptic number.

33053520491 is a deficient number, since it is larger than the sum of its proper divisors (1).

33053520491 is an equidigital number, since it uses as much as digits as its factorization.

33053520491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 33053520491 in words is "thirty-three billion, fifty-three million, five hundred twenty thousand, four hundred ninety-one".